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Ryohei TAKAYAMA

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  • Fukuroi-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lighting device
    • Patent number 12,123,590
    • Issue date Oct 22, 2024
    • MINEBEA MITSUMI INC.
    • Mio Anma
    • F21 - LIGHTING
  • Information Patent Grant

    Illuminating apparatus
    • Patent number 9,494,300
    • Issue date Nov 15, 2016
    • Minebea Co., Ltd.
    • Ryohei Takayama
    • F21 - LIGHTING
  • Information Patent Grant

    Illuminating apparatus and method of producing lens sheet used therein
    • Patent number 9,476,565
    • Issue date Oct 25, 2016
    • Minebea Co., Ltd.
    • Koji Sakai
    • G02 - OPTICS
  • Information Patent Grant

    Optical member with prisms
    • Patent number 9,429,299
    • Issue date Aug 30, 2016
    • Minebea Co., Ltd.
    • Ryohei Takayama
    • F21 - LIGHTING
  • Information Patent Grant

    Illuminating apparatus
    • Patent number 9,267,666
    • Issue date Feb 23, 2016
    • Minebea Co., Ltd.
    • Ryohei Takayama
    • F21 - LIGHTING
  • Information Patent Grant

    Illuminating device
    • Patent number 8,894,250
    • Issue date Nov 25, 2014
    • Minebea Co., Ltd.
    • Masaki Asai
    • F21 - LIGHTING
  • Information Patent Grant

    Illuminating device
    • Patent number 8,727,580
    • Issue date May 20, 2014
    • Minebea Co., Ltd.
    • Ryohei Takayama
    • F21 - LIGHTING
  • Information Patent Grant

    Spread illuminating apparatus
    • Patent number 8,118,465
    • Issue date Feb 21, 2012
    • Minebea Co., Ltd.
    • Toru Kunimochi
    • G02 - OPTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    LIGHTING DEVICE
    • Publication number 20240219001
    • Publication date Jul 4, 2024
    • MINEBEA MITSUMI INC.
    • Mio ANMA
    • F21 - LIGHTING
  • Information Patent Application

    ILLUMINATING APPARATUS
    • Publication number 20160131337
    • Publication date May 12, 2016
    • MINEBEA CO., LTD.
    • Ryohei TAKAYAMA
    • F21 - LIGHTING
  • Information Patent Application

    ILLUMINATING APPARATUS
    • Publication number 20150176808
    • Publication date Jun 25, 2015
    • MINEBEA CO., LTD.
    • Ryohei TAKAYAMA
    • F21 - LIGHTING
  • Information Patent Application

    ILLUMINATING APPARATUS
    • Publication number 20150062916
    • Publication date Mar 5, 2015
    • MINEBEA CO., LTD.
    • Ryohei TAKAYAMA
    • F21 - LIGHTING
  • Information Patent Application

    ILLUMINATING APPARATUS AND METHOD OF PRODUCING LENS SHEET USED THEREIN
    • Publication number 20130343035
    • Publication date Dec 26, 2013
    • MINEBEA CO., LTD.
    • Koji SAKAI
    • G02 - OPTICS
  • Information Patent Application

    ILLUMINATING DEVICE
    • Publication number 20130010454
    • Publication date Jan 10, 2013
    • MINEBEA CO., LTD.
    • Ryohei TAKAYAMA
    • F21 - LIGHTING
  • Information Patent Application

    ILLUMINATING DEVICE
    • Publication number 20120300466
    • Publication date Nov 29, 2012
    • MINEBEA CO., LTD.
    • Masaki ASAI
    • G02 - OPTICS
  • Information Patent Application

    SPREAD ILLUMINATING APPARATUS
    • Publication number 20110103091
    • Publication date May 5, 2011
    • MINEBEA CO., LTD.
    • Toru Kunimochi
    • G02 - OPTICS